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Belfast Airport, United Kingdom Weather Averages

July is the hottest month in Belfast Airport with an average temperature of 21°C (70°F) and the coldest is January at 5°C (41°F) with the most daily sunshine hours at 6 in June. .

Average Temperature Belfast Airport

What is Average Temperature?
The average high temperature and the average low temperature for that month, on a daily basis, divided by 2 equals the average temperature for that month
What is Average Temperature?
The average high temperature and the average low temperature for that month, on a daily basis, divided by 2 equals the average temperature for that month

Average High Low Temperature Belfast Airport

What is Average High Low Temperature?
The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily
What is Average High Low Temperature?
The sum of high temperatures/low temperatures divided by the number of days in that month, recorded daily

Average Daily Sunshine Hours Belfast Airport

What are Average Daily Sunshine Hours?
Total sunshine hours for the month, divided by the number of days in the month. Sunshine hours are taken with a sunshine recorder, either a Campbell-Stokes recorder or an Eppley Pyreheliometer
What are Average Daily Sunshine Hours?
Total sunshine hours for the month, divided by the number of days in the month. Sunshine hours are taken with a sunshine recorder, either a Campbell-Stokes recorder or an Eppley Pyreheliometer

Belfast Airport : Next 24-Hour Weather

Today - 14th December 2025

Sunrise 08:39

Sunrise

Sunset 15:58

Sunset
23:00
Patchy rain possible
9°C (47°F)

Tomorrow - 15th December 2025

Sunrise 08:39

Sunrise

Sunset 15:58

Sunset
0:00
Patchy rain possible
9°C (47°F)
1:00
Partly cloudy
8°C (46°F)
2:00
Partly cloudy
8°C (45°F)
3:00
Clear
7°C (44°F)
4:00
Clear
7°C (43°F)
5:00
Partly cloudy
7°C (43°F)
6:00
Partly cloudy
6°C (42°F)
7:00
Partly cloudy
6°C (42°F)
8:00
Cloudy
6°C (41°F)
9:00
Clear
6°C (42°F)
10:00
Partly cloudy
6°C (42°F)
11:00
Overcast
7°C (44°F)
12:00
Clear
7°C (44°F)
13:00
Clear
7°C (45°F)
14:00
Clear
7°C (44°F)
15:00
Clear
7°C (43°F)
16:00
Clear
6°C (42°F)
17:00
Clear
6°C (41°F)
18:00
Partly cloudy
5°C (41°F)
19:00
Partly cloudy
5°C (40°F)
20:00
Mist
5°C (40°F)
21:00
Mist
5°C (39°F)
22:00
Mist
4°C (39°F)